Function report

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:arch\x86\include\asm\numachip\numachip_csr.h Create Date:2022-07-28 08:31:22
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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Name:lcsr_address

Proto:static inline void *lcsr_address(unsigned long offset)

Type:void

Parameter:

TypeParameterName
unsigned longoffset
41  Return __va(Local CSR space starts in global CSR space with "nodeid" = 0xfff0, however* when using the direct mapping on x86_64, both start and size needs to be* aligned with PMD_SIZE which is 2M | (1UL << 15) | CSR_NODE_BITS(0xfff0) | (offset & 32K CSR space, b15 indicates geo/non-geo ))